asp.net mvc Route路由映射.html后缀

web.config中添加下列红色代码
  <system.web>
    <compilation debug="true" targetFramework="4.5"/>
    <httpRuntime/>
    <pages controlRenderingCompatibilityVersion="4.0"/>
  </system.web>
  <system.webServer>
    <handlers>
      <add name="HtmlFileHandler" path="*.html" verb="GET" type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0" />
    </handlers>
  </system.webServer>